Tubing support



, H. J. MORLANG ET AL TUBING SUPPORT Filed April 1 5, 1924 RYE INVENTOR 9.

Patented Feb. 26, 1929. I UNITED STATES "PATENT OFFICE.

HARRY J. MORLANG, OF FORT WORTH, AND JOHN J. RUSSELL, OE RANGER, TEXAS, ASSIGNORS TO OIL WELL SUPPLY COMPANY, OF PITTSBURGH, PENNSYLVANIA, A CORPORATION OF PENNSYLVANIA.

TUBING SUPPORT.

Application filed April 15, 1924. Serial No. 706,714.

This invention is for a, tubing support for In the opening 8 are slips 20, three being 55 wells, particularly oil wells. shown, for holding the tubing A in suspen- In oil wells which are'to be pumped, tubsion from the cap. I ing is let into the well within the casing. In use,'the tubing A is adjusted to posi 5 It is through this tubing that the oil is tion, after which slips 20 are put in place.

pumped, and it is desirable that the tubing This is done with the bonnet disconnected 60 be suspended from its upper end so that its from the base or packing. Then the bonnet lower end will be free of the bottom of the is-secured in place, the coupling, of course, hole. This is generally effected by providenabling the bonnet to be detached or 1 ing, at the top. of the casing, a casing-head screwed back into place.

having a gas outlet connection and having When the bonnet is in place, the gland 17 65 a cap member from which the tubing is su. may be operated to set the packing 16, thuspended. preventing the leakage of gas from around The present invention has for its princithe tubing.

1 pal objects to provide a tubing support of The weight of thesuspended string of improved construction, applicable to a castubing holds cap or base in sealing re- 70 ing head and having a packing for closing lation with gasket 8.- the support" against the escape of gas, which The entire construction may be easily and packing may be set after the tubing has been cheaply made, and presents a material adadjusted in place. vantage in enabling the slips to be set before The invention may be readily understood the packing is taken up. 75 by reference to the accompanying drawings, We claim as our invention: in which:- 1. A tubing support and closure compris- Fig. 1 is a vertical section through a suping a cap having an opening therethrou h,

port embodying our invention: tubing engaging slips in the opening or Fig. 2 is a transverse section in the plane directly engaging the tubing, an enclosing of line II-II, of Fig.1; means carried by the cap and having a In the drawings, 5 designates the top of a central tube receiving opening therein and casing, and 6 is a casing-head having one a stuffing box structure around the second 30 or more openings 7 therein, through which opening, and threaded means comprising a gas may escape into pipes, not shown, in coupling for detachably securing the en- 5 accordance with the usual practice. The closing means to the cap, said stuffing box casing-head has an open top surrounded by structure being threaded to the upper end a seat 8 and a flange 9. On the seat 8 is a of the enclosing means.

s5 packing gasket 8. '2. A tubing support and closure compris- The tubing support, which comprises my ing a cap having a central opening therean invention, consists of a cap or base part 10 through, removable tubing engaging slips having a conical central opening 11 therein in the opening, a coupling screwed to the through which the well tubing A may pass. upper end of the cap, a bonnet screwed to The p 1 ay v nu r fl ge the coupling and having a threaded upper which centers the support inside the flange end, a-stufling box threaded on the upper end 95 9 the casing-head. Bolt 9 on th of the bonnet, packin in the box, a gland ing-head may be utilized to retain the cap for cooperation with the box, and a cap nut vl0 in position. threaded onto the upper end of the bonnet The top portion of the cap is exteriorly and enclosing the gland and stufiing box,

threaded. at 12 to engage and receive an insaid cap nut providing means for adjusting 10o teriorly threaded coupling 13. Screwed th gland, into this coupling is a hood or bonnet 14: In testimony whereof we aflix our signawhich supports a stufiing box 15, in which is tures.

packing 16. The packing is confined by a gland 17 that may be adjusted through cap H. J. MORLANG. nut 18 threaded onto the top of the bonnet. JOHN J. RUSSELL. 'A- hole 19 for receiving the pin on a wrench v i .isshowninthedrawmg. 

